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DBMS > EJDB vs. Immudb vs. SAP Advantage Database Server vs. STSdb

System Properties Comparison EJDB vs. Immudb vs. SAP Advantage Database Server vs. STSdb

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Editorial information provided by DB-Engines
NameEJDB  Xexclude from comparisonImmudb  Xexclude from comparisonSAP Advantage Database Server infoformer name: Sybase ADS  Xexclude from comparisonSTSdb  Xexclude from comparison
SAP Advantage Database Server seems to be discontinued. Therefore it is excluded from the DB-Engines Ranking.
DescriptionEmbeddable document-store database library with JSON representation of queries (in MongoDB style)An open source immutable (append-only) database with cryptographic verification which makes it tamper-resistant and fully auditable.Low-cost RDBMS with access to ISAM and FoxPro data structuresKey-Value Store with special method for indexing infooptimized for high performance using a special indexing method
Primary database modelDocument storeKey-value storeRelational DBMSKey-value store
Secondary database modelsRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.31
Rank#296  Overall
#44  Document stores
Score0.31
Rank#295  Overall
#42  Key-value stores
Score0.10
Rank#357  Overall
#51  Key-value stores
Websitegithub.com/­Softmotions/­ejdbgithub.com/­codenotary/­immudb
immudb.io
www.sap.com/products/advantage-database-server.htmlgithub.com/­STSSoft/­STSdb4
Technical documentationgithub.com/­Softmotions/­ejdb/­blob/­master/­README.mddocs.immudb.io
DeveloperSoftmotionsCodenotarySybase, SAPSTS Soft SC
Initial release2012202019932011
Current release1.2.3, April 20224.0.8, September 2015
License infoCommercial or Open SourceOpen Source infoGPLv2Open Source infoApache Version 2.0commercialOpen Source infoGPLv2, commercial license available
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageCGoC#
Server operating systemsserver-lessBSD
Linux
macOS
Solaris
Windows
z/OS
Linux
Windows
Windows
Data schemeschema-freeschema-freeyesyes
Typing infopredefined data types such as float or dateyes infostring, integer, double, bool, date, object_idyesyes infoprimitive types and user defined types (classes)
XML support infoSome form of processing data in XML format, e.g. support for XML data structures, and/or support for XPath, XQuery or XSLT.nono
Secondary indexesnoyesyesno
SQL infoSupport of SQLnoSQL-like syntaxyesno
APIs and other access methodsin-process shared librarygRPC protocol
PostgreSQL wire protocol
.NET Client API
ADO.NET
JDBC
ODBC
OLE DB
.NET Client API
Supported programming languagesActionscript
C
C#
C++
Go
Java
JavaScript (Node.js)
Lua
Objective-C
Pike
Python
Ruby
.Net
Go
Java
JavaScript (Node.js)
Python
Delphi
Perl
PHP
C#
Java
Server-side scripts infoStored proceduresnonoyesno
Triggersnonoyesno
Partitioning methods infoMethods for storing different data on different nodesnoneShardingnonenone
Replication methods infoMethods for redundantly storing data on multiple nodesnoneMulti-source replication infoCONFLICT Trigger to resolve replication conflicts
Source-replica replication
none
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integrityno infotypically not needed, however similar functionality with collection joins possiblenoyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACIDACIDno
Concurrency infoSupport for concurrent manipulation of datayes infoRead/Write Lockingyesyesyes
Durability infoSupport for making data persistentyesyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.nono infocaching of (temporary) tables can be configured
User concepts infoAccess controlnofine grained access rights according to SQL-standardno

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More resources
EJDBImmudbSAP Advantage Database Server infoformer name: Sybase ADSSTSdb
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